/*
	This file is part of AVRCppLib.

    AVRCppLib is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    AVRCppLib is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with AVRCppLib.  If not, see <http://www.gnu.org/licenses/>.

    Copyright (C) Maxime Lemonnier 2007-2011
 */

#include "SCA3000.h"
#include "Sample.h"

SCA3000::SCA3000(SPIMaster * spiMaster, uint8_t msbAddress) :
spiMaster(spiMaster), msbAddress(msbAddress)
{
	// TODO Auto-generated constructor stub

}

SCA3000::~SCA3000()
{
	// TODO Auto-generated destructor stub
}


AbstractSample SCA3000::read()
{
	uint8_t data[] = {msbAddress<<2,0,0};

	Buffer<uint8_t> transmitAndReceiveBuffer(3, data);

	spiMaster->transmitAndReceive(transmitAndReceiveBuffer);

	int16_t reading = data[1] << 8;

	reading += data[2] & 0xF8;

	return Sample<int16_t>(reading);
}
